Book I : Sovereignty and general provisions -- Book II : Distribution of powers of government -- Book III : Office of the President -- I. Powers of the President -- II. Organizations -- III. Functions -- Book IV : The Executive branch -- I. Foreign Affairs -- II. Finance -- III. Justice -- IV. Agriculture -- V. Public Works and Highways -- VI. Education, Culture and Sports -- VII. Labor and employment -- VIII. National Defense -- IX. Health -- X. Trade and Industry -- XI. Agrarian Reform -- XII. Local Government -- XIII. Tourism -- XIV. Environment and Natural Resources -- XV. Transportation and Communications -- XVI. Social Welfare and Development -- XVII. Budget and Management -- XVIII. Science and Technology -- Book V -- I. Constitutional Commissions -- A. Civil Service Commission -- B. The Commission on Audit -- C. Commission on Elections -- II. Other bodies -- A. Commission on Human Rights -- B. Office of the Ombudsman -- C. The National Economic and Development Authority -- Book VI : National Government Budgeting -- Book VII : Administrative Procedure -- Final Provisions.